How to recreate this "default-like" look with Cycles?
Go to &quot;[your Blender installation
folder] \ [version]\datafiles\studiolights\matcap&quot; and select your matcap.
make a node setup like above. (note that values in mapping node are changed)
add a sun.
from here on you can adjust the nodes and sun to mimic workbench more.

here is basic 2 matcap with sun strength to 3:

my node setup is sourced from this video: https://youtu.be/QdlBB4-uW_E